package asteroids.model.programs.expression;

import java.util.ArrayList;

import asteroids.model.programs.type.T;

public class NullExpression extends E {

	public NullExpression(int line, int column) {
		super(line, column);
	}

	@Override
	public T getValue() {
		return null;
	}

	@Override
	public void print() {
		System.out.println("null");
	}

	@Override
	public ArrayList<VariableExpression> getVariables() {
		return new ArrayList<VariableExpression>();
	}
	
	public String typecheck(){
		return "";
	}

}
